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Finding the Fourth Proportional to 251,089.84, 376,634.76 and 93,358

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Solution

The fourth proportional to 251,089.84, 376,634.76 and 93,358 is: 140,037

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,089.84 : 376,634.76 = 93,358 : x
  2. Step 2: Convert to fraction form
    251,089.84/376,634.76 = 93,358/x
  3. Step 3: Cross multiply
    251,089.84x = 376,634.76 × 93,358
  4. Step 4: Simplify right side
    251,089.84x = 35,161,867,924.08
  5. Step 5: Solve for x
    x = 35,161,867,924.08/251,089.84
  6. Step 6: Final answer
    x = 140,037

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.